Tell callers if you don't want to hear from them again.

The system tells the caller whether the amount is in the account.

"Tell him we must have it soon," he told the caller.

"They just put up a new list," she told the caller, her son.

"Yes, Jack is right here next to me," she told the caller.

He would tell the caller to think the problem through, a technique that colleagues said made them better at their jobs.

"If you've changed your mind, we do have offers from several other governments," he told the caller.

But the instructions telling callers which numbers to press were in English.

When she told the caller the man had been transferred to another country, he'd asked to speak to his replacement.

"We're very grateful for everything we got," she told the caller.